Frank Welker
Barney Rubble
Henry Corden
Fred Flintstone
B.J. Ward
Betty
Jean Vander Pyl
Wilma / Mrs. Slate
Megan Mullally
Pebbles
Jerry Houser
Bamm-Bamm
June Foray
Various voices
William Hanna
William
John Stephenson
Mr. Slate
Kip King
Additional Voices (voice)
Roger Rose
Additional Voices (voice)
Ted Nichols
Original Music Composer
Bill Getty
Sound Director
Joseph Barbera
Producer
Joseph Barbera
Director
Warren Foster
Story
William Hanna
Story
John McCarthy
Songs
Doug Goodwin
Songs
Marty Paich
Original Music Composer
Alex Lovy
Story
William Hanna
Producer
R.S. Allen
Screenplay
Harvey Bullock
Screenplay
Richard Olso
Sound Director
William Hanna
Director
Joseph Barbera
Story
Harvey Bullock
Screenstory
R.S. Allen
Screenstory
Rich Fogel
Writer